When Jessica multiplied 2x3x15, she touched a key on her calculator 7 times. If she multiplies all the numbers from 3 to 21 (including 3 and 21), how many times will she touch a key on her calculator?

Each cabin has exactly 8 occupants. the number of occupants for all the of the cabins was 208. How many cabins were there altogether.

Enter the ratio as a fraction in lowest terms 20 gallons to 130 gallons

Two weeks in a row, the golf course hosts a group of golfers. The second week had 10 more golfers than the first week. Use the dot plots to choose the true statement.

Lauren is a good scorer for her soccer team. She scored 9 goals during regular play, and she scored 4 on penalty kicks. What percent of her goals did not result from penalty kicks? Round your answer to the nearest tenth

A/4=8/16 what is the missing number

Explain the difference between 33 and one third percent and 33%

Maria is standing next to a tree. The tree cast a shadow that is 5.4 ft long. The angle formed from the sun hitting the tree and Maria are the same. Marie is 5 ft tall. How tall is the tree?

0.0432 in scientific notation

The quotient of 40 and the difference of a number y and 16 and y = 20

Jenny goes to dance class every 6 days, karate class every 12 days, and to the library every 18 days. On December 1st she went to both classes and the library. On what date will she do both classes and go to the library?